'Trochlear nerve' definitions:

Definition of 'trochlear nerve'

From: WordNet
noun
Either of the two cranial nerves on either side that control the superior oblique muscles of the eyes [syn: trochlear, trochlear nerve, trochlearis, fourth cranial nerve]

Definition of 'Trochlear nerve'

From: GCIDE
  • Trochlear \Troch"le*ar\, n. [L. trochlea block or pulley.] (Anat.) Shaped like, or resembling, a pulley; pertaining to, or connected with, a trochlea; as, a trochlear articular surface; the trochlear muscle of the eye. [1913 Webster]
  • Trochlear nerve. See Pathetic nerve, under Pathetic. [1913 Webster]